معنی کلمه cognitive functions

Speaking is one of the ability of cognitive functions.

The most common cognitive functions affected by age are memory and perception, which in some cases may have an impact on more complex cognitive functions such as decision-making and language.

The easiest way is to take a test. Some of them are available online for free: the most accurate ones are John's Personality Test and the MBTI and Cognitive Functions Test. If you just want a quick way of finding your type, try taking these tests and seeing if there's overlap or agreement!